<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>数据集几何查询</title>
    <script type="text/javascript" include="bootstrap-css" src="../js/include-web.js"></script>
    <script type="text/javascript" src="../../dist/include-mapboxgl.js"></script>
</head>
<body style=" margin: 0;overflow: hidden;background: #fff;width: 100%;height:100%;position: absolute;top: 0;">
<div id="map" style="margin:0 auto;width: 100%;height: 100%"></div>
<script>
    var map, queryPolygonGeometry,
        baseUrl = (window.isLocal ? document.location.protocol + "//" + document.location.host : "http://support.supermap.com.cn:8090") + "/iserver/services/map-world/rest/maps/World",
        mapUrl = baseUrl + "/zxyTileImage.png?z={z}&x={x}&y={y}",
        dataUrl = (window.isLocal ? document.location.protocol + "//" + document.location.host : "http://support.supermap.com.cn:8090") + "/iserver/services/data-world/rest/data";
    var attribution = "<a href='https://www.mapbox.com/about/maps/' target='_blank'>© Mapbox </a>" +
        "| Map Data <span>© <a href='http://support.supermap.com.cn/product/iServer.aspx' target='_blank'>SuperMap iServer</a></span> " +
        " with <span>© <a href='http://iclient.supermapol.com' target='_blank'>SuperMap iClient</a></span>";

    map = new mapboxgl.Map({
        container: 'map',
        style: {
            "version": 8,
            "sources": {
                "raster-tiles": {
                    "attribution": attribution,
                    "type": "raster",
                    "tiles": [mapUrl],
                    "tileSize": 256
                }
            },
            "layers": [{
                "id": "simple-tiles",
                "type": "raster",
                "source": "raster-tiles",
            }]
        },
        center: [0, 0],
        zoom: 2
    });
    map.addControl(new mapboxgl.NavigationControl(), 'top-left');
    map.addControl(new mapboxgl.supermap.LogoControl(), 'bottom-right');

    map.on("load", function () {
        queryPolygonGeometry = {
            "type": "Polygon",
            "coordinates": [[[0, 0], [-10, 30], [-30, 0], [0, 0]]]
        };
        map.addLayer({
            "id": "queryPolygon",
            "type": "fill",
            "source": {
                "type": "geojson",
                "data": {
                    "type": "Feature",
                    "geometry": queryPolygonGeometry
                }
            },
            "paint": {
                "fill-color": "rgba(0, 0, 255, 0.1)",
                "fill-outline-color": "red",
            },
        });

        query();
    });

    function query() {
        var geometryParam = new SuperMap.GetFeaturesByGeometryParameters({
            datasetNames: ["World:Countries"],
            geometry: queryPolygonGeometry,
            spatialQueryMode: "INTERSECT"
        });
        new mapboxgl.supermap.FeatureService(dataUrl).getFeaturesByGeometry(geometryParam, function (serviceResult) {
            map.addSource("queryDatas", {
                "type": "geojson",
                "data": serviceResult.result.features
            });
            map.addLayer({
                "id": "queryDatas",
                "type": "fill",
                "source": "queryDatas",
                "paint": {
                    "fill-color": "rgba(255, 251, 240, 0.4)",
                    'fill-outline-color': "#0066FF",
                },
            });
        });
    }
</script>
</body>
</html>